APA aipamena

International Business Machines Corporation. (1967). Datatext operator's instruction guide: Information marketing. IBM Trade Corporation.

Chicago Style aipamena

International Business Machines Corporation. Datatext Operator's Instruction Guide: Information Marketing. New York: IBM Trade Corporation, 1967.

MLA aipamena

International Business Machines Corporation. Datatext Operator's Instruction Guide: Information Marketing. IBM Trade Corporation, 1967.